<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style type="text/css">
	#d1{
		width:1500px;
		height:1350px;
		background-image: url("../imgs/a.jpg");
		background-attachment: fixed;
	}
</style>
</head>
<body>
	<div id="d1"></div>
</body>
</html>